Author
Arbaz Khan is an SEO specialist and content strategist, and the person behind ToolPeko. With 3+ years of experience in technical SEO and content, he built ToolPeko around a simple rule: free tools that run in your browser, and guides that show the job, name the limit and skip the sales talk. Every guide on this site ends at the tool that does the work.
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Arbaz Khan · Nov 1, 2026
Image File Formats Explained: JPG, PNG, WebP, GIF, SVG
JPG, PNG, WebP, GIF or SVG? What each format does to your photo, why the same file changes size, and which one to pick for web, print and logos.
Image Guides 12 min read
Arbaz Khan · Nov 1, 2026
What Is a PDF File? Meaning, History and How It Works
What is a PDF file? A plain-English guide to what PDF means, how it keeps every page identical, its types, its limits, and when not to use one.
PDF Guides 13 min read